If the SystemErr.log contains error like:
java.io.IOException: Invalid file system control data detected.

The latest FFDC file appeared to be incomplete or zero bytes.

To probe I/O, execute command touch <filename> in <TIPHOME>/profiles/TIPProfile/logs/server1/ and <TIPHOME>/profiles/TIPProfile/logs/server1/logs. The file may not be created and may return error message: the specified device does not exist.

If the file gets created, type a character or a word to a file then save. The file may not be saved and an error may return error message: there is an input or output error.